

Make sure the “Include subfolders” option is checked.

You can try using DISM (the PowerShell cmdlet uses the same interface under the hood): Source mkdir C:\drivers-backupĭism /online /export-driver /destination:C:\drivers-backup
The Export-WindowsDriver cmdlet was added in Windows 8.1 / Server 2012 R2 so you'll have to use way to export the drivers. Some PowerShell commands depend on the operating system version due to APIs not being available in older versions.
